Elevate your visual presentations with our 2x2 TV Splicer 4K Video Wall Controller, designed to deliver exceptional image quality and versatile display configurations. Perfect for both professional and personal use, this controller offers a range of features to enhance your viewing experience. 1080P HD: Enjoy high-definition clarity with support for input video resolutions up to 3840x2160P at 25 and 30Hz, and 1920x1080P at 25, 30, 50, and 60Hz. Each output supports resolutions of 1920x1080P at 25, 30, 50, and 60Hz. Compliant with HD multimedia interface 1.3 and HDCP 1.4 standards, it also includes a separate 3.5mm stereo sound port for connecting to external speakers, amplifiers, and more. 2x2 Configuration: This TV wall controller supports both HD multimedia interface and DVI inputs, with 4 HD multimedia interface outputs. It effectively splits a complete HD multimedia interface or DVI HD image signal into 4 parts, distributing them to 4 video display units such as rear projection units or LCD TVs, creating a large, dynamic image wall. 8 Adjustable Display Modes: Connect up to 4 LCD TVs or other displays and choose from multiple display modes, including 2x2, 1x1, 1x2, 1x3, 1x4, 4x1, 3x1, and 2x1. Easily switch between modes using the infrared remote control, with support for RS 232 advanced remote control for added convenience. 180 Degrees Screen Rotation: The 2x2 video wall controller features a rotation function, allowing you to flip the image of HD multimedia interface outputs 1 and 2 by 180 degrees. This feature helps adjust the screen to the direction of the thinnest edge, reducing the thick middle bezel. The edge mask function corrects and aligns borders and image edges for a more comfortable multi-screen experience. Easy Installation: Designed for simplicity, this video wall controller is plug and play, requiring no drivers. It features fast heat absorption and dissipation for enhanced durability. The gold-plated interface reduces data transmission loss and increases signal transmission speed, making it an ideal choice for shopping mall video exhibitions, video conferences, security surveillance, and other large screen splicing displays. Upgrade your display capabilities with this powerful and flexible video wall controller, perfect for creating impactful visual presentations in any setting.